#VU94302 Buffer overflow in Linux kernel - CVE-2024-40992

Vulnerability identifier: #VU94302

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-40992

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory corruption within the rxe_resp_check_length() function in drivers/infiniband/sw/rxe/rxe_resp.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/163868ec1f6c610d16da9e458fe1dd7d5de97341
https://git.kernel.org/stable/c/943c94f41dfe36536dc9aaa12c9efdf548ceb996
https://git.kernel.org/stable/c/f67ac0061c7614c1548963d3ef1ee1606efd8636

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.